Display device



FIG. 1 is a front, top, left perspective view of a display device showing our new design;

FIG. 2 is a rear, bottom, right perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a left side view thereof;

FIG. 7 is a bottom view thereof; and,

FIG. 8 is an top view thereof.

The broken lines shown in the drawings depict portions of the display device that form no part of the claimed design. 

CLAIM The ornamental design for a display device, as shown and described. 